/*
Copyright (c) 2024, Shanghai Iluvatar CoreX Semiconductor Co., Ltd.
All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License"); you may
not use this file except in compliance with the License. You may obtain
a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package ixml

import (
	"fmt"

	"gitee.com/deep-spark/go-ixml/pkg/dl"
)

import "C"

const (
	ixmlLibraryName      = "libixml.so"
	ixmlLibraryLoadFlags = dl.RTLD_LAZY | dl.RTLD_GLOBAL
)

var ixml *dl.DynamicLibrary

// ixml_init()
func Init() Return {
	lib := dl.New(ixmlLibraryName, ixmlLibraryLoadFlags)
	err := lib.Open()
	if err != nil {
		return ERROR_LIBRARY_NOT_FOUND
	}
	ixml = lib

	return nvmlInit()
}

func AbsInit(path string) Return {
	lib := dl.New(path, ixmlLibraryLoadFlags)
	err := lib.Open()
	if err != nil {
		return ERROR_LIBRARY_NOT_FOUND
	}
	ixml = lib

	return nvmlInit()
}

// ixml_shutdown()
func Shutdown() Return {
	ret := nvmlShutdown()
	if ret != SUCCESS {
		return ret
	}

	err := ixml.Close()
	if err != nil {
		panic(fmt.Sprintf("error closing %s: %v", ixmlLibraryName, err))
	}

	return ret
}
